Digital sign board



FIG. 1 is a front, top, left-side perspective view thereof;

FIG. 2 is a rear, top, right-side perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plain view thereof;

FIG. 6 is a bottom plain view thereof;

FIG. 7 is a left-side elevation view thereof; and,

FIG. 8 is a right-side elevation view thereof.

The broken lines in the drawings are for illustrative purposes only andform no part of the claimed design.

The ornamental design for a digital sign board, as shown and described.